K-6203979G-1

View detailed technical data, stock status, and sourcing information for: K-6203979G-1
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5999 Miscellaneous Electrical and Electronic Components

National Stock Number

5999-00-560-7123

Item Name Code

00443

Assigment Date

01/01/1963 (63 years ago)

An item consisting of an electrically conductive material designed to furnish a surface which will physically and electrically meet another conducting surface for the purpose of transferring electrical energy and/or opening and closing circuits. Includes moving contacts which make and/or slide over stationary contacts or other stationary conductive material to a resulting fixed position. Excludes:items which are used in conjunction with continually moving surfaces or which make contact by gripping action of the contact surfaces. See also clip, electrical; clamp, electrical; brush, electrical contact; plug, tip; and jack, tip.

0.437 inches nominal overall height, 1.250 inches nominal overall width, 3.500 inches nominal overall length, 0.500 inches minimum and 0.502 inches maximum unthreaded mounting hole diameter, 0.189 inches minimum and 0.192 inches maximum pin diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Length: 3.500 inches nominal
Overall Height: 0.437 inches nominal
Overall Width: 1.250 inches nominal
Pin Diameter: 0.189 inches minimum and 0.192 inches maximum
Unthreaded Mounting Hole Diameter: 0.500 inches minimum and 0.502 inches maximum
Mounting Facility Quantity: 1
Pin Length: 0.370 inches nominal
Mounting Method: unthreaded hole
Material: copper and steel corrosion resisting body
Material: silver contact
Material Document And Classification: astm b152 assn std 1st material response and astm a581 assn std 2nd material response body
Material Document And Classification: mil-s-132820 grade 2 mil spec single material response contact
Precious Material And Location: body and contact surfaces silver
Precious Material And Weight: 1.000 silver grains, troy
Precious Material: silver
Surface Treatment: copper and silver body
Surface Treatment Document And Classification: mil-std-1881 mil std single treatment response contact
Surface Treatment Document And Classification: qq-b-575 fed spec 1st treatment response and qq-s-365 fed spec 2nd treatment response body
Style Designator: irregular shape

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5999-01-216-2318	No Name Available	02/01/1987

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
6203979G1	Electrical Contact
6234144	Electrical Contact
6234144 REVA	Electrical Contact
90384-A	Electrical Contact
K-6203979G-1	Electrical Contact

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5999-00-560-7123?

The FSCG of the NSN 5999-00-560-7123 is 5999

Does the NSN 5999-00-560-7123 have a Schedule B code assigned?

Yes, the Schedule B code is 8538907040

Does NSN 5999-00-560-7123 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5999-00-560-7123 contain precious materials?

Item contains silver.

Does NSN 5999-00-560-7123 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5999-00-560-7123 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963